This research was to study the problem and propose guidelines for gathering evidence in investigating fire crime scenes. The research was qualitative in nature. The research instrument is a semi-structured interview form with in-depth interviews with 16 key informants. The study found that there are still issues with fire scene inspections. Due to the lack of knowledge and understanding of the officers involved, the management of the incident location, including the budget and equipment used in performing duties, and external problems such as legal loopholes, the public lacking knowledge and understanding when a fire occurs, the economic downturn, and technology to assist in performing duties. The analysis in this study can be used to improve or develop evidence collection in forensic fires, investigators, prosecutors, and relevant agencies, especially in the prevention and maintenance of the scene and witnesses, have proposed guidelines for collecting evidence in fire cases involving relevant officials. Prepared the guidelines for evidence collection in fire investigations, increased budgets for equipment and tools used in fire investigations, and educate the public, including amending or supplementing legislative provisions.